1. Department of Biostatistics, Fielding School of Public Health, University of California, Los Angeles, CA, USA
2. Division of Public Health and Community Dentistry, School of Dentistry, University of California, Los Angeles, CA, USA
3. Urban Health Collaborative, Dornsife School of Public Health, Drexel University, Philadelphia, PA, USA
4. Department of Health Policy and Management, Fielding School of Public Health, University of California, Los Angeles, CA, USA
5. Department of Medicine, Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine, University of California, Los Angeles, CA, USA
6. RAND Corporation, Santa Monica, CA, USA
7. Division of Oral Biology and Medicine, School of Dentistry, University of California, Los Angeles, CA, USA
8. Division of Constitutive & Regenerative Sciences, Section of Restorative Dentistry, School of Dentistry, University of California, Los Angeles, CA, USA